Three phase CT

CT5 Type Three Phase CT

Item No.: CT5
CT5 series current transformer combination design is 3CT in 1, which is more space-saving than ordinary unit CT.
Description
Description
Introduce

CT5 series current transformers are suitable for primary current of 30A~800A, and are used for supporting molding

Case circuit breaker according to the rated current size.

Applications
Current measurement, monitoring and piotection for electrical wiring and equipment.
Current and power measurement for electric motors, lighting,air compressor, heating and ventilation system.
Air-condition equipment and Current, power and energy monitoring device.
Relay protection device.
Features
Three built-in fixing methods: Panel/Din Rail/Busbar.
Built-in hinged terminal cover.
Primary current from 30A to 800A.
Technical Parameter

 

Electrical Parameter Mechanical Parameter
Rated Frequency 50/60Hz Rated Test Voltage 3KV AC (1 MIN)
Rated Input 75A-600A Place of installation Indoor
short-time thermal current (lth) 60lh Class 0.5,0.2,0.5S,0.2S
Secondary 5A , 1A Aititude <1000m
Humidity <80% Ambient temperature -5℃~40℃
Operating temperature -10℃~85℃  Housing self-extingshing class  VO

 

Specification

 

MODEL Ratio(A) Burden(VA)Accuracy Frequency(Hz)
0.5
C5-100 30/5A 2.5 50/60
40/5A 2.5 50/60
50/5A 2.5 50/60
75/5A 2.5 50/60
80/5A 2.5 50/60
100/5A 2.5 50/60

 

MODEL Ratio(A) Burden(VA)Accuracy Frequency(Hz)
0.5
CT5-250 30/5A 2.5 50/60
40/5A 2.5 50/60
50/5A 2.5 50/60
75/5A 2.5 50/60
80/5A 2.5 50/60
100/5A 2.5 50/60
150/5A 2.5 50/60
200/5A 2.5 50/60
250/5A 2.5 50/60

 

MODEL Ratio(A) Burden(VA)Accuracy Frequency(Hz)
0.5
CT5-400 100/5A 2.5 50/60
150/5A 2.5 50/60
200/5A 2.5 50/60
250/5A 2.5 50/60
300/5A 2.5 50/60
350/5A 2.5 50/60
400/5A 2.5 50/60

 

MODEL Ratio(A) Burden(VA)Accuracy Frequency(Hz)
0.5
CT5-800 100/5A 2.5 50/60
150/5A 2.5 50/60
200/5A 2.5 50/60
250/5A 2.5 50/60
300/5A 2.5 50/60
350/5A 2.5 50/60
400/5A 2.5 50/60
500/5A 2.5 50/60
600/5A 2.5 50/60
800/5A 2.5 50/60

 

Dimensions

CT5-100 CT5-250
CT5-400 CT5-800

 

Accuracy test

 

24Hs online service
365Ds NON-Stop Production 20Ys Professional Manufacturers
Professional designer and manufacturer of current transformer,
cooperated with Siemens ,schneider Fuji electrical softbank LG samdsung.
Tel:13968747975
Add:(Zhejiang Lierde Relay Co., Ltd.) Xinguang Ind. Zone, Liushi Town, Wenzhou, Zhejiang, China
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